I/O Magic Magictouch Bluetooth Virtual Laser Keyboard (I012K02LKB) Works with Smartphones, Tablets, Video Game Consoles, Desktop PCs such asiPhone, iPad and other Android, Windows and BlackBerry devices. Compatible with any devices with these operating systems:iOS4+, Android 4.0+, Mac OS X 10+, Windows XP+, Blackberry 10 devices. Bluetooth V2.1, HID Profile Ver 1.0 Built-in Lithium-ion Polymer Battery, Capacity: 660 mAH at 3.7V Works on most flat, opaque surface. Adjustable brightness, sensitivity and sound feedback. Multi-touch mouse navigation capabilities